Research Article

Fourier Transform and Photoacoustic Absorption Spectra of Ethylene within 6035–6210 cm-1: Comparative Measurements

Figure 3

Schematic view of DOAS DL: wavelength meter ( ); Fabry-Perot interferometer ( ); DL controller ( ); DL ( ); modulator ( ); PAD ( ); Knowles 3027 microphone ( ); differential amplifier ( ); laser power meter ( ); modulator’s controller ( ); spectrometer’s controller ( ); personal computer (12).
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